<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>代理模式（虚拟代理）示例</title>
</head>
<body>
  <script src="./proxy_image.js" charset="utf-8"></script>
  <script src="./proxy_mult.js" charset="utf-8"></script>
  <script src="./proxy_factory.js" charset="utf-8"></script>
</body>
</html>
